The Switzerland - Dilwale Dulhaniya Le Jayenge formal dinner held at Hotel Taj Landsend on Tuesday witnessed the who's who of Bollywood in full attendance. The reception, graced by Bollywood super star Amithab Bachchan, as Chief guest, and Marco Solari, Switzerland tourism board member, as guest of honor, was to felicitate Yash Chopra's blockbuster 'DDlG's unit for the successful running of their film for over 500 weeks.